EP0415518A3 - Signal recording apparatus and signal reproducing apparatus - Google Patents

Signal recording apparatus and signal reproducing apparatus Download PDF

Info

Publication number
EP0415518A3
EP0415518A3 EP19900306407 EP90306407A EP0415518A3 EP 0415518 A3 EP0415518 A3 EP 0415518A3 EP 19900306407 EP19900306407 EP 19900306407 EP 90306407 A EP90306407 A EP 90306407A EP 0415518 A3 EP0415518 A3 EP 0415518A3
Authority
EP
European Patent Office
Prior art keywords
signal
recording apparatus
reproducing apparatus
signal recording
signal reproducing
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP19900306407
Other versions
EP0415518A2 (en
Inventor
Yoshiyuki C/O Pioneer Tokorozawa Plant Okuda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Pioneer Corp
Original Assignee
Pioneer Electronic Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Pioneer Electronic Corp filed Critical Pioneer Electronic Corp
Publication of EP0415518A2 publication Critical patent/EP0415518A2/en
Publication of EP0415518A3 publication Critical patent/EP0415518A3/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/84—Television signal recording using optical recording
    • H04N5/85—Television signal recording using optical recording on discs or drums
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10—Digital recording or reproducing
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00—Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/004—Recording, reproducing or erasing methods; Read, write or erase circuits therefor
    • G11B7/0045—Recording
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/917—Television signal processing therefor for bandwidth reduction
    • H04N5/919—Television signal processing therefor for bandwidth reduction by dividing samples or signal segments, e.g. television lines, among a plurality of recording channels
EP19900306407 1989-08-28 1990-06-12 Signal recording apparatus and signal reproducing apparatus Withdrawn EP0415518A3 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP22238289A JPH0384772A (en) 1989-08-28 1989-08-28 Signal recorder and signal reproducing device
JP222382/89 1989-08-28

Publications (2)

Publication Number Publication Date
EP0415518A2 EP0415518A2 (en) 1991-03-06
EP0415518A3 true EP0415518A3 (en) 1991-11-13

Family

ID=16781481

Family Applications (1)

Application Number Title Priority Date Filing Date
EP19900306407 Withdrawn EP0415518A3 (en) 1989-08-28 1990-06-12 Signal recording apparatus and signal reproducing apparatus

Country Status (2)

Country Link
EP (1) EP0415518A3 (en)
JP (1) JPH0384772A (en)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3513266A (en) * 1967-02-27 1970-05-19 Ibm Magnetic recording system for wideband signal multiplexing by frequency modulation
EP0019378A1 (en) * 1979-05-14 1980-11-26 Xerox Corporation A digital optical memory
EP0326354A2 (en) * 1988-01-25 1989-08-02 Olympus Optical Co., Ltd. Apparatus for reading information out of an optical recording medium

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3513266A (en) * 1967-02-27 1970-05-19 Ibm Magnetic recording system for wideband signal multiplexing by frequency modulation
EP0019378A1 (en) * 1979-05-14 1980-11-26 Xerox Corporation A digital optical memory
EP0326354A2 (en) * 1988-01-25 1989-08-02 Olympus Optical Co., Ltd. Apparatus for reading information out of an optical recording medium

Also Published As

Publication number Publication date
JPH0384772A (en) 1991-04-10
EP0415518A2 (en) 1991-03-06

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